On Sat, 29 Apr 2023 16:49:48 +0800 Glen Huang <heyhgl@xxxxxxxxx> wrote: > > that are also assigned to the interface at which any given packet arrives. > > This solved my issue. Thank you so much Kerin! > > I actually never understood the meaning of daddr . iif, but thanks to your detailed explanation, it now clicked. > > (Previous mail somehow got rejected, resending it) It seems that they both arrived. In any case, I'm glad that it helped. -- Kerin Millar